UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington D. C. 20549


                                     FORM 8-K

                                  CURRENT REPORT
      Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

       Date of Report (Date of earliest event reported):  January 25, 2005

                   ACE SECURITIES CORP. HOME EQUITY LOAN TRUST
          Asset Backed Pass-Through Certificates, Series ACE 2005-SD1 Trust
              (Exact name of registrant as specified in its charter)

New York (governing law of            333-119047-04       Pending
Pooling and Servicing Agreement)      (Commission         IRS EIN
(State or other                       File Number)
jurisdiction
of Incorporation)



       c/o Wells Fargo Bank, N.A.
       9062 Old Annapolis Road
       Columbia, MD                                          21045
       (Address of principal executive offices)             (Zip Code)

       Registrant's telephone number, including area code:  (410) 884-2000

       (Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any
of the following provisions (see General Instruction A.2. below):

[ ] Written communications pursuant to Rule 425 under the Securities Act
    (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act
    (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the
    Exchange Act(17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the
    Exchange Act(17 CFR 240.13e-4(c))


ITEM 8.01  Other Events

 On January 25, 2005 a distribution was made to holders of ACE SECURITIES CORP.
 HOME EQUITY LOAN TRUST, Asset Backed Pass-Through Certificates, Series ACE
 2005-SD1 Trust.


ITEM 9.01  Financial Statements and Exhibits

      (c)  Exhibits


           Exhibit Number               Description
           EX-99.1                      Monthly report distributed to holders of
                                        Asset Backed Pass-Through Certificates,
                                        Series ACE 2005-SD1 Trust, relating to
                                        the January 25, 2005 distribution.



Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.




                   ACE SECURITIES CORP. HOME EQUITY LOAN TRUST
         Asset Backed Pass-Through Certificates, Series ACE 2005-SD1 Trust
                                   (Registrant)

              By:    Wells Fargo Bank, N.A. as Securities Administrator
              By:   /s/   Beth Belfield as Assistant Vice President
              By:    Beth Belfield as Assistant Vice President

              Date:  1/26/2005

                                INDEX TO EXHIBITS

Exhibit Number            Description
EX-99.1                   Monthly report distributed to holders of Mortgage
                          Pass-Through Certificates, Series ACE 2005-SD1 Trust,
                          relating to the January 25, 2005 distribution.




                   EX-99.1


ACE Securities Corporation
Mortgage Pass-Through Certificates


Record Date:             12/31/2004
Distribution Date:       1/25/2005


ACE Securities Corporation
Mortgage Pass-Through Certificates
Series ACE 2005-SD1


Contact: Customer Service - CTSLink
         Wells Fargo Bank, N.A.
         Securities Administration Services
         7485 New Horizon Way
         Frederick, MD 21703
         Telephone: (301) 815-6600
         Fax:       (301) 815-6660







                                          Certificateholder Distribution Summary

                             Certificate    Certificate                  Beginning
                             Class          Pass-Through               Certificate           Interest          Principal
Class             CUSIP      Description    Rate                            Balance       Distribution       Distribution

<s>          <c>             <c>            <c>                <c>                <c>                <c>
      A-1        004421KJ1              SEN             2.85000%     112,394,000.00          97,876.44       9,417,771.14
      M-1        004421KK8              SEN             3.20000%      15,279,000.00          14,939.47               0.00
      M-2        004421KL6              SEN             3.70000%       7,826,000.00           8,847.73               0.00
      M-3        004421KM4              SEN             5.95000%       7,081,000.00          12,873.65               0.00
      M-4        004421KN2              SEN             5.45000%       1,863,000.00           3,102.41               0.00
      CE         ACE05SD1C              SEN             0.00000%       4,598,579.00               0.00               0.00
       P         ACE05SD1P              SEN             0.00000%             100.00          68,603.94               0.00
      R-1        ACE5SD1R1              SEN             0.00000%               0.00               0.00               0.00
Totals                                                               149,041,679.00         206,243.64       9,417,771.14




                     Certificateholder Distribution Summary (continued)

                          Current             Ending                            Cumulative
                         Realized        Certificate              Total           Realized
Class                         Loss            Balance       Distribution             Losses

<s>            <c>               <c>                <c>                <c>
A-1                           0.00     102,976,228.86       9,515,647.58               0.00
M-1                           0.00      15,279,000.00          14,939.47               0.00
M-2                           0.00       7,826,000.00           8,847.73               0.00
M-3                           0.00       7,081,000.00          12,873.65               0.00
M-4                           0.00       1,863,000.00           3,102.41               0.00
CE                            0.00       6,310,476.69               0.00               0.00
P                             0.00             100.00          68,603.94               0.00
R-1                           0.00               0.00               0.00               0.00
Totals                        0.00     141,335,805.55       9,624,014.78               0.00
<FN>
All distributions required by the Pooling and Servicing Agreement have been calculated by the
Certificate Administrator on behalf of the Trustee.




</FN>




                                                Principal Distribution Statement

                         Original            Beginning          Scheduled       Unscheduled
                             Face          Certificate          Principal         Principal                        Realized
Class                       Amount              Balance       Distribution      Distribution        Accretion       Loss (1)

<s>            <c>               <c>                  <c>                <c>               <c>              <c>
A-1                 112,394,000.00       112,394,000.00               0.00      9,417,771.14             0.00           0.00
M-1                  15,279,000.00        15,279,000.00               0.00              0.00             0.00           0.00
M-2                   7,826,000.00         7,826,000.00               0.00              0.00             0.00           0.00
M-3                   7,081,000.00         7,081,000.00               0.00              0.00             0.00           0.00
M-4                   1,863,000.00         1,863,000.00               0.00              0.00             0.00           0.00
CE                    4,598,579.00         4,598,579.00               0.00              0.00             0.00           0.00
P                           100.00               100.00               0.00              0.00             0.00           0.00
R-1                           0.00                 0.00               0.00              0.00             0.00           0.00
Totals              149,041,679.00       149,041,679.00               0.00      9,417,771.14             0.00           0.00
<FN>
(1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.

</FN>

 
 

                         Principal Distribution Statement (continued)

                             Total               Ending           Ending               Total
                         Principal          Certificate      Certificate           Principal
 Class                    Reduction              Balance       Percentage        Distribution

 <s>            <c>               <c>                  <c>              <c>
 A-1                   9,417,771.14       102,976,228.86       0.91620753        9,417,771.14
 M-1                           0.00        15,279,000.00       1.00000000                0.00
 M-2                           0.00         7,826,000.00       1.00000000                0.00
 M-3                           0.00         7,081,000.00       1.00000000                0.00
 M-4                           0.00         1,863,000.00       1.00000000                0.00
 CE                            0.00         6,310,476.69       1.37226667                0.00
 P                             0.00               100.00       1.00000000                0.00
 R-1                           0.00                 0.00       0.00000000                0.00

 Totals                9,417,771.14       141,335,805.55       0.94829719        9,417,771.14
 



                                     Principal Distribution Factors Statement

                             Original          Beginning         Scheduled        Unscheduled
                                 Face        Certificate         Principal          Principal
Class (2)                       Amount            Balance      Distribution       Distribution          Accretion


 <s>           <c>                   <c>                <c>               <c>                <c>
A-1                     112,394,000.00      1000.00000000        0.00000000        83.79247237         0.00000000
M-1                      15,279,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-2                       7,826,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-3                       7,081,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
M-4                       1,863,000.00      1000.00000000        0.00000000         0.00000000         0.00000000
CE                        4,598,579.00      1000.00000000        0.00000000         0.00000000         0.00000000
P                               100.00      1000.00000000        0.00000000         0.00000000         0.00000000
R-1                               0.00         0.00000000        0.00000000         0.00000000         0.00000000
<FN>
(2) All Classes are per $1,000 denomination
</FN>







                             Principal Distribution Factors Statement (continued)

                                               Total             Ending            Ending              Total
                         Realized          Principal        Certificate       Certificate          Principal
Class                     Loss (3)          Reduction            Balance        Percentage       Distribution

<s>            <c>               <c>                <c>                <c>               <c>
A-1                     0.00000000        83.79247237       916.20752763        0.91620753        83.79247237
M-1                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-2                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-3                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
M-4                     0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
CE                      0.00000000         0.00000000     1,372.26666977        1.37226667         0.00000000
P                       0.00000000         0.00000000     1,000.00000000        1.00000000         0.00000000
R-1                     0.00000000         0.00000000         0.00000000        0.00000000         0.00000000
<FN>
(3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses
    Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.
</FN>









                                                Interest Distribution Statement

                                                            Beginning                           Payment of
                         Original          Current       Certificate/            Current            Unpaid            Current
                             Face      Certificate           Notional            Accrued          Interest           Interest
Class                       Amount             Rate            Balance           Interest         Shortfall          Shortfall

<s>            <c>               <c>              <c>                <c>                <c>               <c>

A-1                 112,394,000.00         2.85000%     112,394,000.00          97,876.44              0.00               0.00
M-1                  15,279,000.00         3.20000%      15,279,000.00          14,939.47              0.00               0.00
M-2                   7,826,000.00         3.70000%       7,826,000.00           8,847.73              0.00               0.00
M-3                   7,081,000.00         5.95000%       7,081,000.00          12,873.65              0.00               0.00
M-4                   1,863,000.00         5.45000%       1,863,000.00           3,102.41              0.00               0.00
CE                    4,598,579.00         0.00000%       4,598,579.00               0.00              0.00               0.00
P                           100.00         0.00000%             100.00               0.00              0.00               0.00
R-1                           0.00         0.00000%               0.00               0.00              0.00               0.00
Totals              149,041,679.00                                             137,639.70              0.00               0.00





                                    Interest Distribution Statement (continued)

                                                                                  Remaining                Ending
                    Non-Supported                                   Total            Unpaid          Certificate/
                         Interest           Realized             Interest          Interest              Notional
Class                    Shortfall         Losses (4)         Distribution         Shortfall               Balance


<s>            <c>               <c>                <c>                  <c>                 <c>
A-1                           0.00               0.00            97,876.44              0.00        102,976,228.86
M-1                           0.00               0.00            14,939.47              0.00         15,279,000.00
M-2                           0.00               0.00             8,847.73              0.00          7,826,000.00
M-3                           0.00               0.00            12,873.65              0.00          7,081,000.00
M-4                           0.00               0.00             3,102.41              0.00          1,863,000.00
CE                            0.00               0.00                 0.00              0.00          6,310,476.69
P                             0.00               0.00            68,603.94              0.00                100.00
R-1                           0.00               0.00                 0.00              0.00                  0.00
Totals                        0.00               0.00           206,243.64              0.00
<FN>
(4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed.
    Please Refer to the Prospectus Supplement for a Full Description.


</FN>




                                             Interest Distribution Factors Statement

                                                              Beginning                           Payment of
                           Original          Current       Certificate/           Current             Unpaid            Current
                               Face      Certificate           Notional           Accrued          Interest            Interest
Class (5)                     Amount             Rate            Balance          Interest          Shortfall          Shortfall


<s>           <c>                  <c>              <c>                <c>               <c>                <c>
A-1                   112,394,000.00         2.85000%      1000.00000000        0.87083332         0.00000000         0.00000000
M-1                    15,279,000.00         3.20000%      1000.00000000        0.97777800         0.00000000         0.00000000
M-2                     7,826,000.00         3.70000%      1000.00000000        1.13055584         0.00000000         0.00000000
M-3                     7,081,000.00         5.95000%      1000.00000000        1.81805536         0.00000000         0.00000000
M-4                     1,863,000.00         5.45000%      1000.00000000        1.66527644         0.00000000         0.00000000
CE                      4,598,579.00         0.00000%      1000.00000000        0.00000000         0.00000000         0.00000000
P                             100.00         0.00000%      1000.00000000        0.00000000         0.00000000         0.00000000
R-1                             0.00         0.00000%         0.00000000        0.00000000         0.00000000         0.00000000
<FN>

(5) All Classes are per $1,000 denomination

</FN>




                              Interest Distribution Factors Statement (continued)

                                                                                Remaining             Ending
                    Non-Supported                                 Total            Unpaid       Certificate/
                         Interest           Realized           Interest          Interest           Notional
Class                    Shortfall         Losses (6)       Distribution         Shortfall            Balance


<s>            <c>               <c>                <c>                <c>            <c>
A-1                     0.00000000         0.00000000         0.87083332        0.00000000       916.20752763
M-1                     0.00000000         0.00000000         0.97777800        0.00000000      1000.00000000
M-2                     0.00000000         0.00000000         1.13055584        0.00000000      1000.00000000
M-3                     0.00000000         0.00000000         1.81805536        0.00000000      1000.00000000
M-4                     0.00000000         0.00000000         1.66527644        0.00000000      1000.00000000
CE                      0.00000000         0.00000000         0.00000000        0.00000000      1372.26666977
P                       0.00000000         0.00000000    686039.40000000        0.00000000      1000.00000000
R-1                     0.00000000         0.00000000         0.00000000        0.00000000         0.00000000
<FN>
(6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless
    Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.
</FN>










                                         CERTIFICATEHOLDER ACCOUNT STATEMENT
                                                 CERTIFICATE ACCOUNT

<s>                                                                                      <c>
Beginning Balance                                                                                              0.00

Deposits
     Payments of Interest and Principal                                                                9,409,516.12
     Liquidations, Insurance Proceeds, Reserve Funds                                                           0.00
     Proceeds from Repurchased Loans                                                                           0.00
     Other Amounts (Servicer Advances)                                                                   217,000.02
     Realized Loss (Gains, Subsequent Expenses & Recoveries)                                                   0.00

     Prepayment Penalties                                                                                 68,603.94
Total Deposits                                                                                         9,695,120.08

Withdrawals
     Reimbursement for Servicer Advances                                                                       0.00
     Payment of Service Fee                                                                               71,105.30
     Payment of Interest and Principal                                                                 9,624,014.78
Total Withdrawals (Pool Distribution Amount)                                                           9,695,120.08

Ending Balance                                                                                                 0.00




                                      PREPAYMENT/CURTAILMENT INTEREST SHORTFALL
<s>                                                                                       <c>
Total Prepayment/Curtailment Interest Shortfall                                                                0.00
Servicing Fee Support                                                                                          0.00
Non-Supported Prepayment/Curtailment Interest Shortfall                                                        0.00





                                                   SERVICING FEES
<s>                                                                                       <c>

Gross Servicing Fee                                                                                       62,100.70
Credit Risk Manager Fee- Risk Management Group, LLC                                                        2,484.03
Master Servicing Fee                                                                                       6,520.57
Supported Prepayment/Curtailment Interest Shortfall                                                            0.00
Net Servicing Fee                                                                                         71,105.30







                                                    OTHER ACCOUNTS

                                                    Beginning            Current           Current            Ending
Account Type                                           Balance        Withdrawals          Deposits           Balance

<s>                                      <c>                 <c>                <c>               <c>
Reserve Fund                                          1,000.00               0.00              0.00          1,000.00




                                  LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT
                                                     DELINQUENCY STATUS

         DELINQUENT               BANKRUPTCY             FORECLOSURE             REO                     Total

<s>          <c>                    <c>                     <c>                     <c>                     <c>

          No of Loans             No of Loans            No of Loans             No of Loans             No of Loans
          Principal Balance       Principal Balance      Principal Balance       Principal Balance       Principal Balance
0-29 Days                         32                     0                       0                       32
                                  3,829,297.40           0.00                    0.00                    3,829,297.40

30 Days   147                     15                     0                       0                       162
          12,893,309.47           1,683,981.63           0.00                    0.00                    14,577,291.10

60 Days   61                      9                      2                       0                       72
          5,572,411.08            479,249.18             45,017.49               0.00                    6,096,677.75

90 Days   10                      7                      0                       0                       17
          745,944.78              382,767.43             0.00                    0.00                    1,128,712.21

120 Days  2                       3                      0                       0                       5
          136,899.17              206,057.92             0.00                    0.00                    342,957.09

150 Days  0                       5                      0                       0                       5
          0.00                    318,430.08             0.00                    0.00                    318,430.08

180+ Days 3                       37                     0                       0                       40
          228,252.62              2,417,398.26           0.00                    0.00                    2,645,650.88

Totals    223                     108                    2                       0                       333
          19,576,817.12           9,317,181.90           45,017.49               0.00                    28,939,016.51


          No of Loans             No of Loans            No of Loans             No of Loans             No of Loans
          Principal Balance       Principal Balance      Principal Balance       Principal Balance       Principal Balance
0-29 Days                         2.433460%              0.000000%               0.000000%               2.433460%
                                  2.703758%              0.000000%               0.000000%               2.703758%

30 Days   11.178707%              1.140684%              0.000000%               0.000000%               12.319392%
          9.103600%               1.189012%              0.000000%               0.000000%               10.292612%

60 Days   4.638783%               0.684411%              0.152091%               0.000000%               5.475285%
          3.934522%               0.338384%              0.031786%               0.000000%               4.304691%

90 Days   0.760456%               0.532319%              0.000000%               0.000000%               1.292776%
          0.526690%               0.270261%              0.000000%               0.000000%               0.796952%

120 Days  0.152091%               0.228137%              0.000000%               0.000000%               0.380228%
          0.096661%               0.145492%              0.000000%               0.000000%               0.242152%

150 Days  0.000000%               0.380228%              0.000000%               0.000000%               0.380228%
          0.000000%               0.224834%              0.000000%               0.000000%               0.224834%

180+ Days 0.228137%               2.813688%              0.000000%               0.000000%               3.041825%
          0.161163%               1.706856%              0.000000%               0.000000%               1.868019%

Totals    16.958175%              8.212928%              0.152091%               0.000000%               25.323194%
          13.822636%              6.578598%              0.031786%               0.000000%               20.433019%




 
 
                                                  Delinquency Status By Groups


                         DELINQUENT           BANKRUPTCY            FORECLOSURE          REO                  Total
 <s>                                                                                              
 Group 1                 No of Loans          No of Loans           No of Loans          No of Loans          No of Loans
                         Principal Balance    Principal Balance     Principal Balance    Principal Balance    Principal Balance

 0-29 Days                                    3                     0                    0                    3
                                              673,419.62            0.00                 0.00                 673,419.62

 30 Days                 20                   2                     0                    0                    22
                         4,107,671.07         141,798.75            0.00                 0.00                 4,249,469.82

 60 Days                 15                   0                     1                    0                    16
                         2,577,319.42         0.00                  35,597.14            0.00                 2,612,916.56

 90 Days                 1                    0                     0                    0                    1
                         100,522.11           0.00                  0.00                 0.00                 100,522.11

 120 Days                1                    0                     0                    0                    1
                         69,965.37            0.00                  0.00                 0.00                 69,965.37

 150 Days                0                    0                     0                    0                    0
                         0.00                 0.00                  0.00                 0.00                 0.00

 180 Days                0                    0                     0                    0                    0
                         0.00                 0.00                  0.00                 0.00                 0.00

 Totals                  37                   5                     1                    0                    43
                         6,855,477.97         815,218.37            35,597.14            0.00                 7,706,293.48



 0-29 Days                                    1.083032%             0.000000%            0.000000%            1.083032%
                                              1.448728%             0.000000%            0.000000%            1.448728%

 30 Days                 7.220217%            0.722022%             0.000000%            0.000000%            7.942238%
                         8.836836%            0.305052%             0.000000%            0.000000%            9.141887%

 60 Days                 5.415162%            0.000000%             0.361011%            0.000000%            5.776173%
                         5.544589%            0.000000%             0.076580%            0.000000%            5.621169%

 90 Days                 0.361011%            0.000000%             0.000000%            0.000000%            0.361011%
                         0.216253%            0.000000%             0.000000%            0.000000%            0.216253%

 120 Days                0.361011%            0.000000%             0.000000%            0.000000%            0.361011%
                         0.150517%            0.000000%             0.000000%            0.000000%            0.150517%

 150 Days                0.000000%            0.000000%             0.000000%            0.000000%            0.000000%
                         0.000000%            0.000000%             0.000000%            0.000000%            0.000000%

 180 Days                0.000000%            0.000000%             0.000000%            0.000000%            0.000000%
                         0.000000%            0.000000%             0.000000%            0.000000%            0.000000%

 Totals                  13.357401%           1.805054%             0.361011%            0.000000%            15.523466%
                         14.748195%           1.753780%             0.076580%            0.000000%            16.578555%



 
                         DELINQUENT           BANKRUPTCY            FORECLOSURE          REO                  Total
 <s>                                                                                              
 Group 2                 No of Loans          No of Loans           No of Loans          No of Loans          No of Loans
                         Principal Balance    Principal Balance     Principal Balance    Principal Balance    Principal Balance

 0-29 Days                                    29                    0                    0                    29
                                              3,155,877.78          0.00                 0.00                 3,155,877.78

 30 Days                 127                  13                    0                    0                    140
                         8,785,638.40         1,542,182.88          0.00                 0.00                 10,327,821.28

 60 Days                 46                   9                     1                    0                    56
                         2,995,091.66         479,249.18            9,420.35             0.00                 3,483,761.19

 90 Days                 9                    7                     0                    0                    16
                         645,422.67           382,767.43            0.00                 0.00                 1,028,190.10

 120 Days                1                    3                     0                    0                    4
                         66,933.80            206,057.92            0.00                 0.00                 272,991.72

 150 Days                0                    5                     0                    0                    5
                         0.00                 318,430.08            0.00                 0.00                 318,430.08

 180 Days                3                    37                    0                    0                    40
                         228,252.62           2,417,398.26          0.00                 0.00                 2,645,650.88

 Totals                  186                  103                   1                    0                    290
                         12,721,339.15        8,501,963.53          9,420.35             0.00                 21,232,723.03



 0-29 Days                                    2.793834%             0.000000%            0.000000%            2.793834%
                                              3.316908%             0.000000%            0.000000%            3.316908%

 30 Days                 12.235067%           1.252408%             0.000000%            0.000000%            13.487476%
                         9.233929%            1.620873%             0.000000%            0.000000%            10.854803%

 60 Days                 4.431599%            0.867052%             0.096339%            0.000000%            5.394990%
                         3.147917%            0.503703%             0.009901%            0.000000%            3.661522%

 90 Days                 0.867052%            0.674374%             0.000000%            0.000000%            1.541426%
                         0.678356%            0.402298%             0.000000%            0.000000%            1.080654%

 120 Days                0.096339%            0.289017%             0.000000%            0.000000%            0.385356%
                         0.070349%            0.216572%             0.000000%            0.000000%            0.286921%

 150 Days                0.000000%            0.481696%             0.000000%            0.000000%            0.481696%
                         0.000000%            0.334678%             0.000000%            0.000000%            0.334678%

 180 Days                0.289017%            3.564547%             0.000000%            0.000000%            3.853565%
                         0.239899%            2.540747%             0.000000%            0.000000%            2.780646%

 Totals                  17.919075%           9.922929%             0.096339%            0.000000%            27.938343%
                         13.370451%           8.935780%             0.009901%            0.000000%            22.316132%



 




                                               OTHER INFORMATION

<s>                                                                                 <c>
Current Period Class A Insufficient Funds                                                                  0.00
Principal Balance of Contaminated Properties                                                               0.00

Periodic Advance                                                                                     217,000.02


<Table>
      
Class    M-1              21,368,679.00      14.33738478%     23,080,576.69      16.33031106%       10.810424%         0.000000%
Class    M-2              13,542,679.00       9.08650459%     15,254,576.69      10.79314377%        5.537167%         0.000000%
Class    M-3               6,461,679.00       4.33548457%      8,173,576.69       5.78308990%        5.010054%         0.000000%
Class    M-4               4,598,679.00       3.08549865%      6,310,576.69       4.46495258%        1.318137%         0.000000%
Class    CE                      100.00       0.00006710%            100.00       0.00007075%        4.464882%         0.000000%
Class    P                         0.00       0.00000000%              0.00       0.00000000%        0.000071%         0.000000%
Class    R-I                       0.00       0.00000000%              0.00       0.00000000%        0.000000%         0.000000%
<FN>
Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure
</FN>





 
 

                                     COLLATERAL STATEMENT
                                                                                 
 Collateral Description                                                    Mixed Fixed & Arm
 Weighted Average Gross Coupon                                                     8.023240%
 Weighted Average Net Coupon                                                       7.523240%
 Weighted Average Pass-Through Rate                                                7.450740%
 Weighted Average Maturity(Stepdown Calculation )                                        281
 Beginning Scheduled Collateral Loan Count                                             1,375
 Number Of Loans Paid In Full                                                             60
 Ending Scheduled Collateral Loan Count                                                1,315
 Beginning Scheduled Collateral Balance                                       149,041,679.00
 Ending Scheduled Collateral Balance                                          141,335,805.55
 Ending Actual Collateral Balance at 31-Dec-2004                              141,628,683.97
 Monthly P &I Constant                                                          1,263,459.40
 Special Servicing Fee                                                                  0.00
 Prepayment Penalties                                                              68,603.94
 Realized Loss Amount                                                                   0.00
 Cumulative Realized Loss                                                               0.00
 Scheduled Principal                                                              266,961.77
 Unscheduled Principal                                                          7,438,911.44

 Required Overcollateralization Amount                                                  0.00
 Overcollateralized Increase Amount                                             1,711,897.93
 Overcollateralized reduction Amount                                                    0.00
 Specified O/C Amount                                                           8,569,896.53
 Overcollateralized Amount                                                      6,310,476.69
 Overcollateralized Deficiency Amount                                           2,259,419.84
 Base Overcollateralized Amount                                                         0.00
 Extra principal distribution Amount                                            1,711,897.93
 Excess Cash Amount                                                                     0.00
 

    
    
                                        COLLATERAL STATEMENT
                                                                         

    Collateral Description                                                   Mixed Fixed & Arm
    Weighted Average Coupon Rate                                                     8.023240%
    Weighted Average Net  Rate                                                       7.523240%
    Weighted Average Pass Through Rate                                               7.450740%
    Weighted Average Maturity                                                              281
    Record Date                                                                     12/31/2004
    Principal and Interest Constant                                               1,263,459.40
    Beginning Loan Count                                                                 1,375

    Loans Paid in Full                                                                      60
    Ending Loan Count                                                                    1,315
    Beginning Scheduled Balance                                                 149,041,679.00
    Ending Scheduled Balance                                                    141,335,805.55
    Ending Actual Balance at 31-Dec-2004                                        141,628,683.97
    Scheduled Principal                                                             266,961.77
    Unscheduled Principal                                                         7,438,911.44
    Scheduled Interest                                                              996,497.63

    Servicing Fee                                                                    62,100.70
    Master Servicing Fee                                                              6,520.57
    Trustee Fee                                                                           0.00
    FRY Amount                                                                            0.00
    Special Hazard Fee                                                                    0.00
    Other Fee                                                                         2,484.03
    Pool Insurance Fee                                                                    0.00
    Spread 1                                                                              0.00

    Spread 2                                                                              0.00
    Spread 3                                                                              0.00
    Net Interest                                                                    925,392.33
    Realized Loss Amount                                                                  0.00
    Cumulative Realized Loss                                                              0.00
    Percentage of Cumulative Losses                                                     0.0000
    Special Servicing Fee                                                                 0.00

    Prepayment Penalties                                                             68,603.94
    Required Overcollateralized Amount                                                    0.00
    Overcollateralized Increase Amount                                            1,711,897.93

    Overcollateralized Reduction Amount                                                   0.00
    Specified O/C Amount                                                          8,569,896.53
    Overcollateralized Amount                                                     6,310,476.69
    Overcollateralized Deficiency Amount                                          2,259,419.84
    Base Overcollateralization Amount                                                     0.00

    
   
   

                             Miscellaneous Reporting
                                                           
   Interest Arrearage Amount                                        934306.25

   


                        Group Level Collateral Statement
                                                   
Group                                                   Group 1                          Group 2                            Total
Collateral Description                        Fixed 15/30 & ARM                Fixed 15/30 & ARM                Mixed Fixed & Arm
Weighted Average Coupon Rate                           7.210621                         8.426164                         8.023240
Weighted Average Net Rate                              6.710622                         7.926164                         7.523240
Weighted Average Maturity                                   342                              250                              281
Beginning Loan Count                                        292                            1,083                            1,375
Loans Paid In Full                                           15                               45                               60
Ending Loan Count                                           277                            1,038                            1,315
Beginning Scheduled Balance                       49,403,863.98                    99,637,814.78                   149,041,678.76
Ending scheduled Balance                          46,452,089.90                    94,883,715.65                   141,335,805.55
Record Date                                          12/31/2004                       12/31/2004                       12/31/2004
Principal And Interest Constant                      331,080.85                       932,378.55                     1,263,459.40
Scheduled Principal                                   34,220.38                       232,741.39                       266,961.77
Unscheduled Principal                              2,917,553.70                     4,521,357.74                     7,438,911.44
Scheduled Interest                                   296,860.47                       699,637.16                       996,497.63
Servicing Fees                                        20,584.94                        41,515.76                        62,100.70
Master Servicing Fees                                  2,161.42                         4,359.15                         6,520.57
Trustee Fee                                                0.00                             0.00                             0.00
FRY Amount                                                 0.00                             0.00                             0.00
Special Hazard Fee                                         0.00                             0.00                             0.00
Other Fee                                                823.40                         1,660.63                         2,484.03
Pool Insurance Fee                                         0.00                             0.00                             0.00
Spread Fee 1                                               0.00                             0.00                             0.00
Spread Fee 2                                               0.00                             0.00                             0.00
Spread Fee 3                                               0.00                             0.00                             0.00
Net Interest                                         273,290.71                       652,101.62                       925,392.33
Realized Loss Amount                                       0.00                             0.00                             0.00
Cumulative Realized Loss                                   0.00                             0.00                             0.00
Percentage of Cumulative Losses                          0.0000                           0.0000                           0.0000
Prepayment Penalties                                       0.00                             0.00                             0.00
Special Servicing Fee                                      0.00                             0.00                             0.00
Pass-Through Rate                                      6.638121                         7.853664                         7.450740